#pragma warning disable 108
using System;
using System.Runtime.InteropServices;
using System.Collections.Generic;
using Cephei;
using Cephei.Generic;
namespace Cephei.QL
{
     // <summary> 
	// ! This class is purely abstract and defines the interface of concrete instruments which will be derived from this one.  \test observability of class instances is checked.
	// </summary>
    [Guid ("012AF100-79D3-4c9d-8081-E9C0A359B007"),ComVisible(true)]
	public interface IInstrument 
	{
		///////////////////////////////////////////////////////////////
        // Methods
        //
        
		 DateTime ValuationDate {get;}
        
		 Double ErrorEstimate {get;}
        
		 Boolean IsExpired {get;}
        
		 Double NPV {get;}
        
		 IInstrument SetPricingEngine(Cephei.QL.IPricingEngine prm1);
    }

    // <summary> 
	// ! This class is purely abstract and defines the interface of concrete instruments which will be derived from this one.  \test observability of class instances is checked. Factory
	// </summary>
   	[ComVisible(true)]
    public interface IInstrument_Factory // : Collection_Factory<IInstrument, ICell<IInstrument>>
    {
        ///////////////////////////////////////////////////////////////
        // Factory methods
        //
    }
}

